Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in IWB held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 9.9M | $4.07B | -1.2% | β | 0.18% |
| 2 | JONES FINANCIAL COMPANIES LLLP | 8.7M | $3.48B | -16.7% | β | 1.39% |
| 3 | BANK OF AMERICA CORP /DE/ | 4.6M | $1.87B | -11.4% | β | 0.12% |
| 4 | ENVESTNET ASSET MANAGEMENT INC | 3.9M | $1.60B | -10.0% | β | 0.19% |
| 5 | M&T BANK CORP | 2.9M | $1.19B | +3.6% | β | 3.48% |
| 6 | NORTHERN TRUST CORP | 2.6M | $1.04B | -4.0% | β | 0.12% |
| 7 | LPL Financial LLC | 2.5M | $1.04B | +0.3% | β | 0.23% |
| 8 | PNC FINANCIAL SERVICES GROUP, INC. | 2.3M | $947.3M | -0.7% | β | 0.47% |
| 9 | BlackRock, Inc. | 2.3M | $937.7M | +39.8% | β | 0.01% |
| 10 | MORGAN STANLEY | 2.0M | $835.7M | +0.5% | β | 0.04% |
| 11 | Focus Partners Wealth | 1.9M | $761.4M | -3.8% | β | 0.78% |
| 12 | Millburn Ridgefield LLC /DE/ | 1.6M | $670.7M | -0.2% | β | 12.70% |
| 13 | Catalyst Capital Advisors LLC | 1.6M | $670.7M | -0.2% | β | 11.12% |
| 14 | JPMORGAN CHASE & CO | 1.6M | $664.1M | +29.0% | β | 0.04% |
| 15 | WELLS FARGO & COMPANY/MN | 1.6M | $646.1M | -0.1% | β | 0.10% |
| 16 | JOHNSON INVESTMENT COUNSEL INC | 1.4M | $585.3M | +0.7% | β | 4.28% |
| 17 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 1.3M | $547.7M | -3.1% | β | 0.29% |
| 18 | BOKF, NA | 1.3M | $524.7M | -0.4% | β | 7.23% |
| 19 | CAPTRUST FINANCIAL ADVISORS | 1.3M | $520.3M | -0.7% | β | 0.79% |
| 20 | UBS Group AG | 1.1M | $466.2M | +0.0% | β | 0.06% |
| 21 | Pathstone Holdings, LLC | 1.1M | $463.9M | +1.9% | β | 1.35% |
| 22 | GOLDMAN SACHS GROUP INC | 1.1M | $443.1M | -7.4% | β | 0.04% |
| 23 | US BANCORP \DE\ | 857K | $350.8M | -4.0% | β | 0.38% |
| 24 | Dynasty Wealth Management, LLC | 838K | $343.2M | +42212.1% | β | 2.55% |
| 25 | FIFTH THIRD BANCORP | 833K | $341.2M | -2.0% | β | 0.55% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in IWB β a direct measure of their conviction.
Filings activity in IWB during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 1,555 | +5.9% | β | β | $38.85B | +12% |
| Q1 2026 | 1,468 | +0.3% | β | β | $34.57B | 3.7% |
| Q4 2025 | 1,464 | +4.9% | β | β | $35.89B | +0.8% |
| Q3 2025 | 1,395 | +1.3% | β | β | $35.61B | +9.5% |
| Q2 2025 | 1,377 | +4.1% | β | β | $32.52B | +7.4% |
| Q1 2025 | 1,323 | +0.5% | β | β | $30.28B | 6.9% |
| Q4 2024 | 1,317 | +6.3% | β | β | $32.54B | +3.8% |
| Q3 2024 | 1,239 | β | β | β | $31.34B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying IWB stock.
Based on Q2 2026 13F filings, institutional ownership of iShares Russell 1000 ETF stands at not currently reported, held across 1,555 reporting institutions.
FMR LLC is the largest reported institutional holder of IWB, with approximately 9,942,793 shares worth $4.07B as of Q2 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of IWB.
Our composite Smart Money Score for IWB is 48 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
116 institutions opened new positions in IWB during Q2 2026, while 40 fully exited. 1,263 added to existing positions and 128 trimmed.
Quarter-over-quarter ownership change for IWB is not yet available β at least two quarters of 13F data are required.
The top 10 institutions account for 43.8% of all reported 13F value in IWB, and the top 25 account for 64.4%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
iShares Russell 1000 ETF (IWB) Institutional Ownership